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Donogh O'Brien, 4th Earl of Thomond

Irish nobleman and soldier
Person human Q5296776
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Donogh O'Brien, 4th Earl of Thomond

Summary

Donogh O'Brien, 4th Earl of Thomond is a human[1]. He was born on +1501-00-00T00:00:00Z[2]. He died on +1624-01-01T00:00:00Z[3]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (13 views/month, #7,288 of 1,000,298).[4]

Key Facts

  • Donogh O'Brien, 4th Earl of Thomond was born on +1501-00-00T00:00:00Z[2].
  • Donogh O'Brien, 4th Earl of Thomond died on +1624-01-01T00:00:00Z[3].
  • Donogh O'Brien, 4th Earl of Thomond's father was Connor O'Brien, 3rd Earl of Thomond[5].
  • Donogh O'Brien, 4th Earl of Thomond's mother was Una O'Brien[6].
  • Among Donogh O'Brien, 4th Earl of Thomond's spouses was Helen Roche[7].
  • Among Donogh O'Brien, 4th Earl of Thomond's spouses was Lady Elizabeth FitzGerald[8].
  • Among Donogh O'Brien, 4th Earl of Thomond's spouses was Joan FitzMaurice[9].
  • A child of Donogh O'Brien, 4th Earl of Thomond was Barnabas O'Brien, 6th Earl of Thomond[10].
  • A child of Donogh O'Brien, 4th Earl of Thomond was Margaret O'Brien[11].
  • A child of Donogh O'Brien, 4th Earl of Thomond was Teige O'Brien[12].
  • A child of Donogh O'Brien, 4th Earl of Thomond was Henry O'Brien, 5th Earl of Thomond[13].
  • Donogh O'Brien, 4th Earl of Thomond's image is recorded as Murrough O'Brien, 1st Earl of Thomond.jpg[14].
  • Donogh O'Brien, 4th Earl of Thomond is recorded as male[15].
  • Donogh O'Brien, 4th Earl of Thomond's instance of is recorded as human[16].
  • Donogh O'Brien, 4th Earl of Thomond's Freebase ID is recorded as /m/07k3_nc[17].
  • Donogh O'Brien, 4th Earl of Thomond's family name is recorded as O'Brien[18].
  • Donogh O'Brien, 4th Earl of Thomond's given name is recorded as Donogh[19].
  • Donogh O'Brien, 4th Earl of Thomond's described by source is recorded as Dictionary of National Biography, 1885–1900[20].
  • Donogh O'Brien, 4th Earl of Thomond's Oxford Dictionary of National Biography ID is recorded as 20453[21].
  • Donogh O'Brien, 4th Earl of Thomond's name in native language is recorded as Donogh O'Brien, 4th Earl of Thomond[22].
  • Donogh O'Brien, 4th Earl of Thomond's genealogics.org person ID is recorded as I00117175[23].
  • Donogh O'Brien, 4th Earl of Thomond's Six Degrees of Francis Bacon ID is recorded as 10008996[24].
  • Donogh O'Brien, 4th Earl of Thomond's WikiTree person ID is recorded as O'Brien-2089[25].
  • Donogh O'Brien, 4th Earl of Thomond's sibling is recorded as Daniel O'Brien, 1st Viscount Clare[26].
  • Donogh O'Brien, 4th Earl of Thomond's WeRelate person ID is recorded as Donogh_O'Brien_(1)[27].

Body

Origins and Family

Donogh O'Brien, 4th Earl of Thomond was born on +1501-00-00T00:00:00Z[2]. His father was Connor O'Brien, 3rd Earl of Thomond[5]. His mother was Una O'Brien[6].

Personal Life

Spouses include Helen Roche[7], 1550–1583[28]; Lady Elizabeth FitzGerald[8]; and Joan FitzMaurice[9]. Children include Barnabas O'Brien, 6th Earl of Thomond[10], a politician[29], 1590–1657[30]; Margaret O'Brien[11]; Teige O'Brien[12]; and Henry O'Brien, 5th Earl of Thomond[13], 1588–1639[31], of Kingdom of Ireland[32].

Death and Burial

Donogh O'Brien, 4th Earl of Thomond died on +1624-01-01T00:00:00Z[3].

Why It Matters

Donogh O'Brien, 4th Earl of Thomond ranks in the top 0.73% of human entities by monthly Wikipedia readership (13 views/month, #7,288 of 1,000,298).[4]

FAQs

Who were Donogh O'Brien, 4th Earl of Thomond's parents?

Donogh O'Brien, 4th Earl of Thomond's father was Connor O'Brien, 3rd Earl of Thomond[5]. Donogh O'Brien, 4th Earl of Thomond's mother was Una O'Brien[6].

Who was Donogh O'Brien, 4th Earl of Thomond married to?

Donogh O'Brien, 4th Earl of Thomond's spouses include Helen Roche[7], Lady Elizabeth FitzGerald[8], and Joan FitzMaurice[9].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [14] ↑ . wikidata.org.
  2. [15] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . The Peerage. wikidata.org.
  5. [7] ↑ . Retrieved . wikidata.org.
  6. [8] ↑ . Retrieved . wikidata.org.
  7. [9] ↑ . Retrieved . wikidata.org.
  8. [16] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . The Peerage. wikidata.org.
  11. [12] ↑ . The Peerage. wikidata.org.
  12. [13] ↑ . The Peerage. wikidata.org.
  13. [2] ↑ . wikidata.org.
  14. [3] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.

Inline context (facts about related entities)

  1. [28] ↑ . Wikidata. wikidata.org. → on this site
  2. [29] ↑ . Wikidata. wikidata.org. → on this site
  3. [30] ↑ . Wikidata. wikidata.org. → on this site
  4. [31] ↑ . Wikidata. wikidata.org. → on this site
  5. [32] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [4] ↑ . Wikimedia Foundation. dumps.wikimedia.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Donogh O'Brien, 4th Earl of Thomond. Retrieved May 3, 2026, from https://4ort.xyz/entity/donogh-o-brien-4th-earl-of-thomond
MLA “Donogh O'Brien, 4th Earl of Thomond.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/donogh-o-brien-4th-earl-of-thomond.
BibTeX @misc{4ortxyz_donogh-o-brien-4th-earl-of-thomond_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Donogh O'Brien, 4th Earl of Thomond}}, year = {2026}, url = {https://4ort.xyz/entity/donogh-o-brien-4th-earl-of-thomond}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Donogh O'Brien, 4th Earl of Thomond — https://4ort.xyz/entity/donogh-o-brien-4th-earl-of-thomond (retrieved 2026-05-03)

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